APA

Schönbeck Y., Sanders E. A. M., Hoes A. W., Schilder A. G. M., Verheij T. J. M. & Hak E. (20051110). Rationale and design of the prevention of respiratory infections and management in children (PRIMAKid) study: a randomized controlled trial on the effectiveness and costs of combined influenza and pneumococcal vaccination in pre-school children with recurrent respiratory tract infections. : Vaccine.

Chicago

Schönbeck Y, Sanders E A M, Hoes A W, Schilder A G M, Verheij Th J M and Hak E. 20051110. Rationale and design of the prevention of respiratory infections and management in children (PRIMAKid) study: a randomized controlled trial on the effectiveness and costs of combined influenza and pneumococcal vaccination in pre-school children with recurrent respiratory tract infections. : Vaccine.

Harvard

Schönbeck Y., Sanders E. A. M., Hoes A. W., Schilder A. G. M., Verheij T. J. M. and Hak E. (20051110). Rationale and design of the prevention of respiratory infections and management in children (PRIMAKid) study: a randomized controlled trial on the effectiveness and costs of combined influenza and pneumococcal vaccination in pre-school children with recurrent respiratory tract infections. : Vaccine.

MLA

Schönbeck Y, Sanders E A M, Hoes A W, Schilder A G M, Verheij Th J M and Hak E. Rationale and design of the prevention of respiratory infections and management in children (PRIMAKid) study: a randomized controlled trial on the effectiveness and costs of combined influenza and pneumococcal vaccination in pre-school children with recurrent respiratory tract infections. : Vaccine. 20051110.